Patent assignee · KR · COMPANY

CHEIL INDUSTRIES INC.

798Patents
710Active
798Granted
61Portfolio score

Filing activity: Jan 10, 1991 → Aug 29, 2018 · 260 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
USD705455S1 Artificial marble General 254 Active
USD572846S1 Decorative artificial marble panel General 251 Expired
US7446462B2 Brightness-enhanced multilayer optical film with low reflectivity for display and organic light emitting diode display using the same Electricity 138 Active
USD705955S1 Artificial marble General 56 Active
USD582061S1 Decorative artificial marble panel General 53 Expired
US7692860B2 Wire grid polarizer and method of manufacturing the same Performing Operations; Transporting 52 Active
USD570001S1 Decorative artificial marble panel General 46 Expired
USD705956S1 Artificial marble General 43 Active
USD569999S1 Decorative artificial marble panel General 42 Expired
US9340064B2 Artificial marble with transparent and amorphous pattern Emerging Cross-Sectional Technologies 41 Active
USD572845S1 Decorative artificial marble panel General 41 Expired
USD572844S1 Decorative artificial marble panel General 37 Expired
US6010974A Carbon and/or silicon bridged binuclear metallocene catalyst for styrene polymerization Emerging Cross-Sectional Technologies 34 Expired
US6630524B1 Flame retardant thermoplastic resin composition Chemistry; Metallurgy 30 Expired
US5674924A Flameproof thermoplastic resin compositions Emerging Cross-Sectional Technologies 30 Expired
US7732515B2 Scratch-resistant flameproof thermoplastic resin composition Chemistry; Metallurgy 30 Active
US6124046A Organic electroluminescent polymer for light emitting diode Emerging Cross-Sectional Technologies 27 Expired
US8044139B2 Fiber reinforced nylon composition Chemistry; Metallurgy 27 Active
USD705954S1 Artificial marble General 26 Active
US9029436B2 Artificial silica marble having amorphous patterns and method for preparing the same Chemistry; Metallurgy 25 Active
US5965666A Thermoplastic resin composition with high impact strength at low temperatures Chemistry; Metallurgy 24 Expired
US5266612A Imide epoxy resin composition for sealing semiconductor elements Chemistry; Metallurgy 24 Expired
US5643981A Flameproof thermoplastic resin compositions Chemistry; Metallurgy 24 Expired
US6268088A Gel polymer electrolyte of vinyl acetate Emerging Cross-Sectional Technologies 24 Expired
US8274626B2 Diffuser prism sheet with light diffusing element on valley region, LCD back light unit including the same, and LCD device including the same Physics 24 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.